#66FC9D#66FC9D

#66FC9D is a very light, vivid green. Relative luminance 0.749; OKLCH L 88.7% C 0.184 H 152.7°. Best body text is #000000 at 15.98:1 contrast (WCAG AA passes).

Color values

HEX#66FC9D
RGBrgb(102, 252, 157)
HSLhsl(142, 96%, 69%)
HSVhsv(142, 60%, 99%)
CMYKcmyk(59.5%, 0%, 37.7%, 1.2%)
CIE-LABlab(89.33, -60.41, 33.86)
CIE-LCHlch(89.33, 69.25, 150.73°)
OKLaboklab(88.73% -0.1635 0.0845)
OKLCHoklch(88.73% 0.184 152.7)
XYZxyz(46.3720, 74.8754, 43.9004)
Luminance0.7488 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66FC9D #FC66C5
analogous
#7AFC66 #66FC9D #66FCE8
triadic
#66FC9D #9D66FC #FC9D66
tetradic
#66FC9D #667AFC #FC66C5 #FCE866
square
#66FC9D #667AFC #FC66C5 #FCE866
split-complementary
#66FC9D #E866FC #FC667A
monochromatic
#04E356 #2AFB77 #66FC9D #A2FDC3 #DEFEEA

Accessibility & contrast

On white

1.31
#66FC9D on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.98
#66FC9D on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FC9D
15.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66FC9D#FFFFFF#000000##000000
##66FC9D1.001.3115.9815.98
#FFFFFF1.311.0021.0021.00
#00000015.9821.001.001.00
##00000015.9821.001.001.00

Color blindness preview

Protanopia (red-blind)
#FCE997
Deuteranopia (green-blind)
#E8DBA3
Tritanopia (blue-blind)
#32F9E4
Achromatopsia (no color)
#E0E0E0

Design tokens & code

CSS
--color: #66fc9d;
/* rgb */ color: rgb(102, 252, 157);
/* oklch */ color: oklch(88.7% 0.184 152.7);
Tailwind
colors: {
  custom: {
    50: '#9efeba',
    500: '#66fc9d',
    950: '#000000',
  },
}
SCSS
$custom: #66fc9d;
$custom-light: #9efeba;
$custom-dark: #000000;
JSON
{
  "hex": "#66fc9d",
  "rgb": {
    "r": 102,
    "g": 252,
    "b": 157
  },
  "hsl": {
    "h": 142,
    "s": 96.154,
    "l": 69.412
  },
  "oklch": {
    "l": 0.8873,
    "c": 0.18408,
    "h": 152.7
  },
  "luminance": 0.7488
}

Semantic roles & 50–950 ramp

primary
#66FC9D
secondary
#D63099
accent
#0091E6
background
#FCFFFD
surface
#F6FFF8
border
#D0D7D1
text
#101812
muted
#808682

Preview Lab

Preview with #66FC9D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#66FC9D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva